Northern Territory Consolidated Regulations63. Unregistered dog or cat
(1) A person must not keep an unregistered dog or cat within the municipality.
(2) An offence against clause (1) is a regulatory offence.
(3) It is a defence to a prosecution for an offence against clause (1) if the person charged with the offence proves that the dog or cat had not been kept in the municipality for a period of one month or more immediately before the date of the alleged offence or for periods totalling one month during the 3 month period immediately before that date.
(4) Clause (1) does not apply to:
(a) a pound manager keeping a dog or cat in a pound; or
(b) the Royal Society for the Prevention of Cruelty to Animals keeping a dog or cat in a refuge maintained by it; or
(c) a veterinarian keeping a dog or cat for the purposes of treatment; or
(d) a dog or cat under the age of 3 months, of which the burden of proof lies on the person asserting the age.